CN203889903U - Cylindrical lifting machine - Google Patents
Cylindrical lifting machine Download PDFInfo
- Publication number
- CN203889903U CN203889903U CN201420204597.7U CN201420204597U CN203889903U CN 203889903 U CN203889903 U CN 203889903U CN 201420204597 U CN201420204597 U CN 201420204597U CN 203889903 U CN203889903 U CN 203889903U
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- lifting
- piston
- cylinder body
- hydraulic telescopic
- cylinder
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Abstract
The utility model relates to a lifting auxiliary tool and in particular relates to a cylindrical lifting machine for lifting electric poles and devices which are used in a power line and various construction sites in the industrial field. According to the technical scheme, the cylindrical lifting machine comprises a lifting base, lifting blocks, lifting brackets, a pull rod, a hydraulic telescopic mechanism, an adsorption block, a hydraulic control unit and a rotation shaft, wherein a connection rod is connected with two lifting brackets through a rotation shaft; the tail ends of the lifting brackets are respectively connected with the lifting blocks; the lifting blocks are fixed on the lifting base and connected through the hydraulic telescopic mechanism; the adsorption block is symmetrically fixed on the inner side of the lifting base; the hydraulic telescopic mechanism is connected with the hydraulic control unit. The cylindrical lifting machine has the beneficial effects that the working efficiency for lifting the electric poles and devices in the sites can be effectively improved, the labor intensity of workers can also be greatly reduced; especially, the safety coefficient of site work is increased, and the cost is low.
Description
Technical field
The utility model relates to a kind of lifting accessory appliances, particularly the cylinder hoisting device that is applied to electric pole, equipment lifting job of a kind of electric power circuit and camp site, all types of industries field.
Background technology
Mostly domestic power construction department, in the time carrying out electric pole handling, is that by two steel wire loops, at electric pole center of gravity place, sling one end hangs over lifting triangular in shape on hook of hoist.This method has its limitation, and steel rope must be found space and walks around electric pole and just can entangle firm first, and this situation is all reeve again after first making electric pole liftoff with crowbar by staff conventionally; The 2nd, progress is slow, and work efficiency is not high because this not only needs to drop into plural manpower, and to consider whether the position of steel rope tie up moderate, whether tie up solid etc.; The 3rd, exist safety hazard, electric pole while prizing overhead as crowbar very likely occurs and slide suddenly, weigh wounded personnel, or the wire cable rupture, the electric pole that lift by crane drop and pound the accident of hurting sb.'s feelings.
Chinese patent literature number is: CN 201793309 U, patent name is the patent of " hoisting rod device ", mainly form by embracing iron, axis, bearing rod, hoisting ring and steel rope, described bearing rod adopts two U Xing Chrome molybdenum steels to make, the fixing arc of end of bearing rod is embraced iron, in bearing rod, axis is installed in lower end, and the other end of bearing rod is installed two hoisting rings, and steel rope connects two hoisting rings.This patent gripping power in actual hoisting process is too small, easily occurs the danger that hoisting object pine hangs, and safety can not ensure, has reduced the safety factor of construction.
Summary of the invention
The purpose of this utility model is exactly in view of the foregoing defects the prior art has, and a kind of cylinder hoisting device is provided, and effectively improves the work efficiency of on-the-spot electric pole and equipment handling.
Its technical scheme is: comprise lifting seat, lifting piece, hoisting bracket, pull bar, hydraulic telescopic machanism, Attraction block, hydraulic control unit, rotating shaft, connecting rod connects two hoisting brackets by rotating shaft, the end of described hoisting bracket connects respectively lifting piece, lifting piece is fixed on lifting seat, between lifting piece, connect by hydraulic telescopic machanism, the symmetrical fixing Attraction block in inner side of described lifting seat, hydraulic telescopic machanism connects hydraulic control unit.
Above-mentioned hydraulic telescopic machanism comprises pressing plate, sleeve piston, first piston, cylinder body, piston rod, sleeve piston end cap, the top, two ends of cylinder body is provided with oil inlet A and return opening B, the inside of described cylinder body is provided with sleeve piston, the inside of sleeve piston is provided with first piston, in the middle of first piston, connect piston rod, one end of piston rod connects first piston, the other end of piston rod connects lifting piece through sleeve piston end cap, one end of cylinder body is provided with pressing plate, the other end fixed muffle piston end cap of cylinder body, the inside of cylinder body is hydraulic oil chamber.
Above-mentioned Attraction block is arc structure.
Between above-mentioned lifting piece and hoisting bracket, be connected by connecting pin.
The left end of above-mentioned sleeve piston is provided with shoulder, and cylinder interior is provided with the back-up ring matching with shoulder.
The beneficial effects of the utility model are: effectively improve the work efficiency of on-the-spot electric pole and equipment handling, it has also significantly reduced personnel's labour intensity simultaneously, has especially strengthened the safety factor of field activity, and with low cost.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is schematic diagrams of hydraulic telescopic machanism;
In upper figure: lifting seat 1, lifting piece 2, hoisting bracket 3, pull bar 4, hydraulic telescopic machanism 5, Attraction block 6, hydraulic control unit 7, rotating shaft 8, pressing plate 5.1, hydraulic oil chamber 5.2, sleeve piston 5.3, first piston 5.4, cylinder body 5.5, piston rod 5.6, sleeve piston end cap 5.7, shoulder 5.8, back-up ring 5.9.
Detailed description of the invention
1-2 by reference to the accompanying drawings, the utility model will be further described:
The utility model comprises lifting seat 1, lifting piece 2, hoisting bracket 3, pull bar 4, hydraulic telescopic machanism 5, Attraction block 6, hydraulic control unit 7, rotating shaft 8, connecting rod 4 connects two hoisting brackets 3 by rotating shaft 8, the end of described hoisting bracket 3 connects respectively lifting piece 2, lifting piece 2 is fixed on lifting seat 1, between lifting piece 2, connect by hydraulic telescopic machanism 5, the symmetrical fixing Attraction block 6 in inner side of described lifting seat 1, hydraulic telescopic machanism 5 connects hydraulic control unit 7.
Hydraulic telescopic machanism 5 wherein comprises pressing plate 5.1, sleeve piston 5.3, first piston 5.4, cylinder body 5.5, piston rod 5.6, sleeve piston end cap 5.7, the top, two ends of cylinder body 5.5 is provided with oil inlet A and return opening B, the inside of described cylinder body 5.5 is provided with sleeve piston 5.3, the inside of sleeve piston 5.3 is provided with first piston 5.4, in the middle of first piston 5.4, connect piston rod 5.6, one end of piston rod 5.6 connects first piston 5.4, the other end of piston rod 5.6 connects lifting piece 2 through sleeve piston end cap 5.7, one end of cylinder body 5.5 is provided with pressing plate 5.1, the other end fixed muffle piston end cap 5.7 of cylinder body 5.5, the inside of cylinder body 5.5 is hydraulic oil chamber 5.2.
Attraction block 6 is wherein arc structure.
Between lifting piece 2 wherein and hoisting bracket 3, be connected by connecting pin.
The left end of sleeve piston 5.3 is wherein provided with shoulder 5.8, and cylinder body 5.5 inside are provided with the back-up ring 5.9 matching with shoulder 5.8.
Principle of work: cylinder body two ends have into and out of hydraulic fluid port A and B.In the time of the oil-feed of A mouth, the oil return of B mouth, first promote sleeve piston 5.3 and move right, because the effective active area of sleeve piston is large, so kinematic velocity is low, thrust is large.Sleeve piston right lateral is to terminal time, and first piston 4 continues to move right under the effect of pressure oil, realizes the movement of lifting piece, clamps, unclamps hoisting object thereby realize.
Claims (5)
1. a cylinder hoisting device, it is characterized in that: comprise lifting seat (1), lifting piece (2), hoisting bracket (3), pull bar (4), hydraulic telescopic machanism (5), Attraction block (6), hydraulic control unit (7), rotating shaft (8), connecting rod (4) connects two hoisting brackets (3) by rotating shaft (8), the end of described hoisting bracket (3) connects respectively lifting piece (2), lifting piece (2) is fixed on lifting seat (1), between lifting piece (2), connect by hydraulic telescopic machanism (5), the symmetrical fixing Attraction block (6) in inner side of described lifting seat (1), hydraulic telescopic machanism (5) connects hydraulic control unit (7).
2. cylinder hoisting device according to claim 1, it is characterized in that: described hydraulic telescopic machanism (5) comprises pressing plate (5.1), sleeve piston (5.3), first piston (5.4), cylinder body (5.5), piston rod (5.6), sleeve piston end cap (5.7), the top, two ends of cylinder body (5.5) is provided with oil inlet (A) and return opening (B), the inside of described cylinder body (5.5) is provided with sleeve piston (5.3), the inside of sleeve piston (5.3) is provided with first piston (5.4), in the middle of first piston (5.4), connect piston rod (5.6), one end of piston rod (5.6) connects first piston (5.4), the other end of piston rod (5.6) connects lifting piece (2) through sleeve piston end cap (5.7), one end of cylinder body (5.5) is provided with pressing plate (5.1), the other end fixed muffle piston end cap (5.7) of cylinder body (5.5), the inside of cylinder body (5.5) is hydraulic oil chamber (5.2).
3. cylinder hoisting device according to claim 1, is characterized in that: described Attraction block (6) is arc structure.
4. cylinder hoisting device according to claim 1, is characterized in that: between described lifting piece (2) and hoisting bracket (3), be connected by connecting pin.
5. cylinder hoisting device according to claim 2, is characterized in that: the left end of described sleeve piston (5.3) is provided with shoulder (5.8), and cylinder body (5.5) inside is provided with the back-up ring (5.9) matching with shoulder (5.8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420204597.7U CN203889903U (en) | 2014-04-25 | 2014-04-25 | Cylindrical lifting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420204597.7U CN203889903U (en) | 2014-04-25 | 2014-04-25 | Cylindrical lifting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203889903U true CN203889903U (en) | 2014-10-22 |
Family
ID=51716331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420204597.7U Expired - Fee Related CN203889903U (en) | 2014-04-25 | 2014-04-25 | Cylindrical lifting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203889903U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107416676A (en) * | 2016-05-23 | 2017-12-01 | 崔会梓 | A kind of automatic hot finished steel pipe suspender |
-
2014
- 2014-04-25 CN CN201420204597.7U patent/CN203889903U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107416676A (en) * | 2016-05-23 | 2017-12-01 | 崔会梓 | A kind of automatic hot finished steel pipe suspender |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20150425 |
|
| EXPY | Termination of patent right or utility model |